We are professional manufacturer is ISO9001-2000 authorized., we just offer high tensile(10.9/12.9Grade) fasteners and spare parts used on Auto & construction, for bolts the Min strength 170,000psi, with S40Cr material or better material, and with zinc plating or Chrome plating.
Our product range is Plow Bolt & Nut, Wheel Bolt & Nut, Track Bolt & Nut, Hub Bolt & Nut, Track Pin & Bushing , King Pin Kits, etc, are wide used for Hino, Nissan, Mitsubishi, Isuzu, Daewoo, Volvo, Hyundai, etc,.High Nut & Flange Nut
M12-M33
Hardness: HRC26-36
Plating: Hexavilent Plating (Zinc Plating, Rainbow)
AOL 2. 5